This is a note to let you know that I've just added the patch titled
Input: synaptics - report INPUT_PROP_TOPBUTTONPAD property
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
input-synaptics-report-input_prop_topbuttonpad-property.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 43e19888b1fe2a3e8a5543030c5b286cde38b3f5 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@xxxxxxxxxx>
Date: Sat, 19 Apr 2014 22:26:41 -0700
Subject: Input: synaptics - report INPUT_PROP_TOPBUTTONPAD property
From: Hans de Goede <hdegoede@xxxxxxxxxx>
commit 43e19888b1fe2a3e8a5543030c5b286cde38b3f5 upstream.
Check PNP ID of the PS/2 AUX port and report INPUT_PROP_TOPBUTTONPAD
property for for touchpads with top button areas.
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/input/mouse/synaptics.c | 55 ++++++++++++++++++++++++++++++++++++++--
1 file changed, 53 insertions(+), 2 deletions(-)
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -117,6 +117,44 @@ void synaptics_reset(struct psmouse *psm
}
#ifdef CONFIG_MOUSE_PS2_SYNAPTICS
+/* This list has been kindly provided by Synaptics. */
+static const char * const topbuttonpad_pnp_ids[] = {
+ "LEN0017",
+ "LEN0018",
+ "LEN0019",
+ "LEN0023",
+ "LEN002A",
+ "LEN002B",
+ "LEN002C",
+ "LEN002D",
+ "LEN002E",
+ "LEN0033", /* Helix */
+ "LEN0034", /* T431s, T540, X1 Carbon 2nd */
+ "LEN0035", /* X240 */
+ "LEN0036", /* T440 */
+ "LEN0037",
+ "LEN0038",
+ "LEN0041",
+ "LEN0042", /* Yoga */
+ "LEN0045",
+ "LEN0046",
+ "LEN0047",
+ "LEN0048",
+ "LEN0049",
+ "LEN2000",
+ "LEN2001",
+ "LEN2002",
+ "LEN2003",
+ "LEN2004", /* L440 */
+ "LEN2005",
+ "LEN2006",
+ "LEN2007",
+ "LEN2008",
+ "LEN2009",
+ "LEN200A",
+ "LEN200B",
+ NULL
+};
/*****************************************************************************
* Synaptics communications functions
@@ -1255,8 +1293,10 @@ static void set_abs_position_params(stru
input_abs_set_res(dev, y_code, priv->y_res);
}
-static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
+static void set_input_params(struct psmouse *psmouse,
+ struct synaptics_data *priv)
{
+ struct input_dev *dev = psmouse->dev;
int i;
/* Things that apply to both modes */
@@ -1325,6 +1365,17 @@ static void set_input_params(struct inpu
if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
__set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
+ /* See if this buttonpad has a top button area */
+ if (!strncmp(psmouse->ps2dev.serio->firmware_id, "PNP:", 4)) {
+ for (i = 0; topbuttonpad_pnp_ids[i]; i++) {
+ if (strstr(psmouse->ps2dev.serio->firmware_id,
+ topbuttonpad_pnp_ids[i])) {
+ __set_bit(INPUT_PROP_TOPBUTTONPAD,
+ dev->propbit);
+ break;
+ }
+ }
+ }
/* Clickpads report only left button */
__clear_bit(BTN_RIGHT, dev->keybit);
__clear_bit(BTN_MIDDLE, dev->keybit);
@@ -1643,7 +1694,7 @@ static int __synaptics_init(struct psmou
priv->capabilities, priv->ext_cap, priv->ext_cap_0c,
priv->board_id, priv->firmware_id);
- set_input_params(psmouse->dev, priv);
+ set_input_params(psmouse, priv);
/*
* Encode touchpad model so that it can be used to set
Patches currently in stable-queue which might be from hdegoede@xxxxxxxxxx are
queue-3.14/input-add-input_prop_topbuttonpad-device-property.patch
queue-3.14/input-synaptics-report-input_prop_topbuttonpad-property.patch
queue-3.14/input-i8042-add-firmware_id-support.patch
queue-3.14/input-serio-add-firmware_id-sysfs-attribute.patch
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